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C# CloudBlobContainer.ChangeLeaseAsync方法代码示例

本文整理汇总了C#中Microsoft.WindowsAzure.Storage.Blob.CloudBlobContainer.ChangeLeaseAsync方法的典型用法代码示例。如果您正苦于以下问题:C# CloudBlobContainer.ChangeLeaseAsync方法的具体用法?C# CloudBlobContainer.ChangeLeaseAsync怎么用?C# CloudBlobContainer.ChangeLeaseAsync使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Microsoft.WindowsAzure.Storage.Blob.CloudBlobContainer的用法示例。


在下文中一共展示了CloudBlobContainer.ChangeLeaseAsync方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: SetContainerLease

        private async Task<HttpResponseMessage> SetContainerLease(CloudBlobContainer container)
        {
            IEnumerable<string> action;
            string leaseId = null;
            string proposedLeaseId = null;
            HttpResponseMessage response = new HttpResponseMessage();
            AccessCondition condition;
            string serverLeaseId;
            await AddBasicContainerHeaders(response, container);
            //If an action is not provided, it's not a valid call.
            if (!Request.Headers.TryGetValues("x-ms-lease-action", out action))
            {
                response.StatusCode = HttpStatusCode.BadRequest;
                return response;
            }
            if (Request.Headers.Contains("x-ms-lease-id"))
            {
                leaseId = Request.Headers.GetValues("x-ms-lease-id").FirstOrDefault();
            }
            if (Request.Headers.Contains("x-ms-proposed-lease-id"))
            {
                proposedLeaseId = Request.Headers.GetValues("x-ms-proposed-lease-id").FirstOrDefault();
            }
            
            switch (action.First().ToLower())
            {
                case "acquire":
                    int leaseDuration = Int32.Parse(Request.Headers.GetValues("x-ms-lease-duration").First());
                    TimeSpan? leaseDurationSpan;
                    if (leaseDuration == -1)
                    {
                        leaseDurationSpan = null;
                    }
                    else if (leaseDuration >= 15 && leaseDuration <= 60)
                    {
                        leaseDurationSpan = new TimeSpan(0, 0, leaseDuration);
                    }
                    else
                    {
                        response.StatusCode = HttpStatusCode.BadRequest;
                        return response;
                    }
                    serverLeaseId = await container.AcquireLeaseAsync(leaseDurationSpan, proposedLeaseId);
                    response = new DelegatedResponse(await ContainerHandler.DoForDataContainersAsync(container.Name, 
                        HttpStatusCode.Created, 
                        async containerObj => await containerObj.AcquireLeaseAsync(leaseDurationSpan, serverLeaseId),
                        true)).CreateResponse();
                    await AddBasicContainerHeaders(response, container);
                    response.Headers.Add("x-ms-lease-id", serverLeaseId);
                    return response;

                case "renew":
                    condition = new AccessCondition()
                    {
                        LeaseId = leaseId
                    };
                    response = new DelegatedResponse(await ContainerHandler.DoForAllContainersAsync(container.Name, 
                        HttpStatusCode.OK, 
                        async containerObj => await containerObj.RenewLeaseAsync(condition),
                        true)).CreateResponse();
                    await AddBasicContainerHeaders(response, container);
                    response.Headers.Add("x-ms-lease-id", leaseId);
                    return response;

                case "change":
                    condition = new AccessCondition()
                    {
                        LeaseId = leaseId
                    };
                    serverLeaseId = await container.ChangeLeaseAsync(proposedLeaseId, condition);
                    response = new DelegatedResponse(await ContainerHandler.DoForDataContainersAsync(container.Name, 
                        HttpStatusCode.OK, 
                        async containerObj => await containerObj.ChangeLeaseAsync(proposedLeaseId, condition),
                        true)).CreateResponse();
                    await AddBasicContainerHeaders(response, container);
                    response.Headers.Add("x-ms-lease-id", container.ChangeLease(proposedLeaseId, condition));
                    return response;

                case "release":
                    condition = new AccessCondition()
                    {
                        LeaseId = leaseId
                    };
                    response = new DelegatedResponse(await ContainerHandler.DoForAllContainersAsync(container.Name, 
                        HttpStatusCode.OK, 
                        async containerObj => await containerObj.ReleaseLeaseAsync(condition),
                        true)).CreateResponse();
                    await AddBasicContainerHeaders(response, container);
                    return response;

                case "break":
                    int breakDuration = 0;
                    if (Request.Headers.Contains("x-ms-lease-break-period"))
                    {
                        breakDuration = Int32.Parse(Request.Headers.GetValues("x-ms-lease-break-period").FirstOrDefault());
                    }
                    TimeSpan breakDurationSpan = new TimeSpan(0, 0, breakDuration);
                    TimeSpan remainingTime = await container.BreakLeaseAsync(breakDurationSpan);
                    response = new DelegatedResponse(await ContainerHandler.DoForDataContainersAsync(container.Name, 
                        HttpStatusCode.Accepted, 
//.........这里部分代码省略.........
开发者ID:farukc,项目名称:Dash,代码行数:101,代码来源:ContainerController.cs


注:本文中的Microsoft.WindowsAzure.Storage.Blob.CloudBlobContainer.ChangeLeaseAsync方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。